Home / 20,241.54-30,362.49-7,093.89

Finding the Fourth Proportional to 20,241.54, 30,362.49 and 7,093.89

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Solution

The fourth proportional to 20,241.54, 30,362.49 and 7,093.89 is: 10,640.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,241.54 : 30,362.49 = 7,093.89 : x
  2. Step 2: Convert to fraction form
    20,241.54/30,362.49 = 7,093.89/x
  3. Step 3: Cross multiply
    20,241.54x = 30,362.49 × 7,093.89
  4. Step 4: Simplify right side
    20,241.54x = 215,388,164.19
  5. Step 5: Solve for x
    x = 215,388,164.19/20,241.54
  6. Step 6: Final answer
    x = 10,640.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.